diff --git a/build.gradle.kts b/build.gradle.kts
index 36e5134..3e41c64 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -17,7 +17,7 @@ val jsonassertVersion = "1.5.1"
 val mainClass = "no.nav.helse.OmsorgspengerutbetalingeSoknadProsesseringKt"
 
 plugins {
-    kotlin("jvm") version "1.8.10"
+    kotlin("jvm") version "1.8.21"
     id("com.github.johnrengelman.shadow") version "8.1.1"
 }